Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5246102 | Closed belt conveyor arrangement | Albert Rappen | 1993-09-21 |
| 4564241 | Power supply arrangement for pulled mining machines | Wolfgang Meier, Kurt Ogorek, Heinrich Goris, Karl H. Schwarting | 1986-01-14 |
| 4555142 | Supply of liquid media for a hydraulic-mechanically operating mine working machine with sword | Wolfgang Meier, Karl H. Schwarting, Heinrich Goris, Kurt Ogorek | 1985-11-26 |
| 4367902 | Tool for hydromechanical or hydraulic mining or for cutting mineral or bituminous materials | Karl H. Schwarting, Heinrich Goris, Roland Gunther, Kurt Ogorek | 1983-01-11 |